Following his tenure of over two decades at different Tata Group companies, Tata Power chief executive officer (CEO) Anil Sardana may soon be putting in his papers, according to sources who added that the resignation could come in anytime this week. Sardana is seeking growth opportunities outside the group, the second person said.

Renewable energy contributes over 22 per cent to India's installed power generation capacity. Although conventional fuels still dominate this segment, the share of renewable energy sources has been steadily increasing from about 8 per cent in 2009.

A Mechanical Engineer by qualification, Gurdeep Singh, CMD, NTPC, has over 28 years of experience in power generation sector. He started his career with NTPC and has worked at various levels in both Indian and multi-national companies such as Powergen, CLP, IDFC, CESC and AES.

The power sector, over a period of six months, has witnessed large scale investments in the power generation segment leading to an increase in the installed capacity to 329 GW as on September 30, 2017 from 132 GW as on March 31, 2007.

Though weak logistics support and lack of preparedness of power plants are to be blamed for the recent coal shortage at power plants, the crisis could have been avoided with better co-ordination among stakeholders.